environment

Check which JavaScript environment your code is running in at runtime: browser, Node.js, Bun, etc

v1.1.0 URL: https://unpkg.com/environment@1.1.0/index.js

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has-tostringtag

Determine if the JS environment has `Symbol.toStringTag` support. Supports spec, or shams.

v1.0.2 URL: https://unpkg.com/has-tostringtag@1.0.2/index.js

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javascript ecmascript symbol symbols tostringtag Symbol.toStringTag

ua-parser-js

Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data. Supports browser & node.js environment

v1.0.39 URL: https://unpkg.com/ua-parser-js@1.0.39/src/ua-parser.js

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ua-parser-js user-agent browser engine os device mobile cpu platform detect javascript jquery typescript node-js client-hints

e2b

E2B SDK that give agents cloud environments

v1.0.4 URL: https://unpkg.com/e2b@1.0.4/dist/index.js

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e2b ai-agents agents ai code-interpreter sandbox code runtime vm nodejs javascript typescript

@probe.gl/env

JavaScript environment detection for browser and Node

v4.0.9 URL: https://unpkg.com/@probe.gl/env@4.0.9/dist/index.cjs

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javascript profiling instrumentation logging